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- Clear groups to re-configure boundaries button will clean the found sub-catchments and reset the interface as Figure 2.
- Combine button will close Combine Catchments Interface; combine the catchments upstream of the selected node and reset the network and nodes accordingly.
- Cancel button will close Combine Catchments Interface without any combination action.
- Click on the Combine button on Figure 3 will get a catchment combined from 4 catchments shown in Figure 4
Figure 4. The result catchment combined from selected node
- The associated properties are changed correspondingly For example, the new rainfall and runoff table (Figure 5) shows the sub-catchments #12, #SC 20 and #21 was removed, and the combined catchment inherited the property from SC# 13, the primary catchment, such as ID, parameters.
Figure 5. The result catchment combined from manually selected sub-catchments
Combine catchment from selected catchments:
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- Manually select the sub-catchments (use the Zoom option to Zoom in to the sub-catchments, and keep Selected Catchments in Layer Manager ticked) as demonstrated in Figure 46.
Figure
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6. Manually select sub-catchments for combining catchments
- The first catchment selected is deemed to be the Primary Catchment.
- Right click on the interface to pop up the Geographic Editor including the item/function of Combine catchments as Figure 57.
Figure
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7. Start Combine Catchments function from manually select sub-catchments
- Click on Combine Catchments >> From selected catchments to pop up the interface Windows of Combine Catchments as Figure 68.
Figure
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8. Combine Catchments Interface for manually selected sub-catchments
- The elements’ functions on Figure 6 8 are same as those on Figure 3 and the user can refer to details explained before
- Click on the Combine button on Figure 6 8 will get a catchment combined from 4 catchments shown in Figure 7
Figure 7. The result catchment combined from manually selected sub-catchments
- The associated properties are changed correspondingly For example, the new rainfall and runoff table (Figure 8) shows the sub-catchments #12, #SC 20 and #21 was removed, and the combined catchment inherited the property from SC# 13, the primary catchment, such as ID, parameters.
Figure 8. The result catchment combined from manually selected sub-catchments
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- similar to Figure 4 before
- Save Source project file to keep the combined results.
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